John Lennox was born on 7 November 1943 in Northern Ireland and brought up in Armagh where his father ran a store.

He has spoken in many different countries, in conferences and as an academic fellow, including numerous trips to the former Soviet Union.

Lennox has also given lectures at the Veritas Forum on topics such as the relationship between science and religion,[8][9] the existence of God,[10] doubt, and the problems of evil and suffering.

[11] Additionally, he is a Senior Fellow of The Trinity Forum, a Christian nonprofit organisation that develops leaders to make contributions to cultural renewal.

Lennox has been part of numerous public debates defending the Christian faith, including debates with Christopher Hitchens, Michael Shermer, Richard Dawkins, Lawrence Krauss, Peter Atkins, Victor Stenger, Michael Tooley, Stephen Law, and Peter Singer.